Dear David,<br><br>Thank you for your information. I have removed the vtkStructuredGridOutlineFilter and referred to "VTK/Graphics/Testing/Cxx/TestMultiBlock.cxx" to rewrite the code:<br><br><br><div style="margin-left: 40px;">
string dir="/home/viet/vtk_test/taylor/";<br> plLD->SetDatabaseDirectory(dir.c_str());<br> plLD->Update();<br><br> vtkMultiBlockDataSet* mbds = plLD->GetOutput();<br><br> vtkCompositeDataGeometryFilter* geom = vtkCompositeDataGeometryFilter::New();<br>
<br> <span style="color: rgb(255, 0, 0);"> geom->SetInputConnection(0, mbds->GetOutputPort(0));</span><br><br> vtkShrinkPolyData* shrink = vtkShrinkPolyData::New();<br> shrink->SetShrinkFactor(1.0);<br>
shrink->SetInputConnection(0, geom->GetOutputPort(0));<br><br> vtkPolyDataMapper* shMapper = vtkPolyDataMapper::New();<br> shMapper->SetInputConnection(0, shrink->GetOutputPort(0));<br> vtkActor* shActor = vtkActor::New();<br>
<br></div><br>Since the class "vtkMultiBlockDataSet" has no member named "GetOutputPort", I get a error message for <br><br><span style="color: rgb(255, 0, 0);">geom->SetInputConnection(0,
mbds->GetOutputPort(0));</span><br><br>Should I find a way to convert a vtkMultiBlockDataSet object to an vtkXMLMultiGroupDataReader object in order to use vtkCompositeDataGeometryFilter?<br><br>Thank you in advance for your help.<br>
Best,<br><br>Viet.<br><br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div><div class="h5">
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